In conventional optical components, such as lenses or gratings, the propagation of light is usually manipulated by reflection, refraction or diffraction. For example, a wavefront can be modified using ...

A thermal gradient bar was used to investigate the germination temperature optima (GTO) for various successional herbs. Four species of Plantago were investigated: P. major and P. rugelii had a GTO of ...

From bone to spider silk, examples of hierarchical structures conferring untold strength to materials abound in nature. While materials scientists have been quick to mimic the approach to enhance ...

Gradient sunglasses are two-tone sunglasses, which makes them ideal for wearing both indoors and outdoors. A metal oxide is added to the lens material to create the difference in tones. The top ...

Generally, people prefer to create slides using Microsoft PowerPoint, but nowadays, with the advancement of Google Slides, a large section of the crowd prefers to use Google Slides rather than MS ...